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cdef extern from "cuml/tsa/arima_common.h" namespace "ML" nogil:
    ctypedef struct ARIMAOrder:
        int p       # Basic order
        int d
        int q
        int P       # Seasonal order
        int D
        int Q
        int s       # Seasonal period
        int k       # Fit intercept?
        int n_exog  # Number of exogenous regressors
